%default {"volatile":"0"} %verify "executed" %verify "null object" %verify "field already resolved" %verify "field not yet resolved" %verify "field cannot be resolved" /* iput-wide vA, vB, field@CCCC */ mov r0, rINST, lsr #12 @ r0<- B ldr r3, [rGLUE, #offGlue_methodClassDex] @ r3<- DvmDex FETCH(r1, 1) @ r1<- field ref CCCC ldr r2, [r3, #offDvmDex_pResFields] @ r2<- pResFields GET_VREG(r9, r0) @ r9<- fp[B], the object pointer ldr r0, [r2, r1, lsl #2] @ r0<- resolved InstField ptr cmp r0, #0 @ is resolved entry null? bne .L${opcode}_finish @ no, already resolved 8: ldr r2, [rGLUE, #offGlue_method] @ r2<- current method EXPORT_PC() @ resolve() could throw ldr r0, [r2, #offMethod_clazz] @ r0<- method->clazz bl dvmResolveInstField @ r0<- resolved InstField ptr cmp r0, #0 @ success? bne .L${opcode}_finish @ yes, finish up b common_exceptionThrown %break /* * Currently: * r0 holds resolved field * r9 holds object */ .L${opcode}_finish: mov r2, rINST, lsr #8 @ r2<- A+ cmp r9, #0 @ check object for null and r2, r2, #15 @ r2<- A ldr r3, [r0, #offInstField_byteOffset] @ r3<- byte offset of field add r2, rFP, r2, lsl #2 @ r3<- &fp[A] beq common_errNullObject @ object was null FETCH_ADVANCE_INST(2) @ advance rPC, load rINST ldmia r2, {r0-r1} @ r0/r1<- fp[A] GET_INST_OPCODE(r10) @ extract opcode from rINST .if $volatile add r2, r9, r3 @ r2<- target address bl dvmQuasiAtomicSwap64 @ stores r0/r1 into addr r2 .else strd r0, [r9, r3] @ obj.field (64 bits, aligned)<- r0/r1 .endif GOTO_OPCODE(r10) @ jump to next instruction